Electroflow Inductive Charger, $29.99, penguinunited.com

What it is: Videogame-accessories manufacturer Penguin uses cutting-edge technology to juice up the included rechargeable batteries without having to plug the Wii Remote into anything. Why they'll want it: Nothing kills a heated Wii Sports competition like a dying Remote. The Electroflow keeps...

What it is: Videogame-accessories manufacturer Penguin uses cutting-edge technology to juice up the included rechargeable batteries without having to plug the Wii Remote into anything. Why they'll want it: Nothing kills a heated Wii Sports competition like a dying Remote. The Electroflow keeps... (Tribune Media Services)

What it is: Videogame-accessories manufacturer Penguin uses cutting-edge technology to juice up the included rechargeable batteries without having to plug the Wii Remote into anything. Why they'll want it: Nothing kills a heated Wii Sports competition like a dying Remote. The Electroflow keeps...